311334-57-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 311334-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,1,3,3 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 311334-57:
(8*3)+(7*1)+(6*1)+(5*3)+(4*3)+(3*4)+(2*5)+(1*7)=93
93 % 10 = 3
So 311334-57-3 is a valid CAS Registry Number.
311334-57-3Relevant academic research and scientific papers
5-phenyl-pyrimidine derivatives
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Page column 17, (2010/02/07)
Compounds of the general formula are described: wherein R1is hydrogen or halogen; R2is hydrogen, halogen, lower alkyl or lower alkoxy; R3is halogen, trifluoromethyl, lower alkoxy or lower alkyl; R4/R4′/sup
